16440840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1171}}^1$

素因数の和:1204

約数の個数: 128

約数和(自身を含む): 59068800

約数和(自身を除く): 42627960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 117, 120, 130, 135, 156, 180, 195, 216, 234, 260, 270, 312, 351, 360, 390, 468, 520, 540, 585, 702, 780, 936, 1080, 1170, 1171, 1404, 1560, 1755, 2340, 2342, 2808, 3510, 3513, 4680, 4684, 5855, 7020, 7026, 9368, 10539, 11710, 14040, 14052, 15223, 17565, 21078, 23420, 28104, 30446, 31617, 35130, 42156, 45669, 46840, 52695, 60892, 63234, 70260, 76115, 84312, 91338, 105390, 121784, 126468, 137007, 140520, 152230, 158085, 182676, 210780, 228345, 252936, 274014, 304460, 316170, 365352, 411021, 421560, 456690, 548028, 608920, 632340, 685035, 822042, 913380, 1096056, 1264680, 1370070, 1644084, 1826760, 2055105, 2740140, 3288168, 4110210, 5480280, 8220420, 16440840]

約数ペア:

[(1, 16440840), (2, 8220420), (3, 5480280), (4, 4110210), (5, 3288168), (6, 2740140), (8, 2055105), (9, 1826760), (10, 1644084), (12, 1370070), (13, 1264680), (15, 1096056), (18, 913380), (20, 822042), (24, 685035), (26, 632340), (27, 608920), (30, 548028), (36, 456690), (39, 421560), (40, 411021), (45, 365352), (52, 316170), (54, 304460), (60, 274014), (65, 252936), (72, 228345), (78, 210780), (90, 182676), (104, 158085), (108, 152230), (117, 140520), (120, 137007), (130, 126468), (135, 121784), (156, 105390), (180, 91338), (195, 84312), (216, 76115), (234, 70260), (260, 63234), (270, 60892), (312, 52695), (351, 46840), (360, 45669), (390, 42156), (468, 35130), (520, 31617), (540, 30446), (585, 28104), (702, 23420), (780, 21078), (936, 17565), (1080, 15223), (1170, 14052), (1171, 14040), (1404, 11710), (1560, 10539), (1755, 9368), (2340, 7026), (2342, 7020), (2808, 5855), (3510, 4684), (3513, 4680)]